5119992664 has 8 divisors (see below), whose sum is σ = 9599986260. Its totient is φ = 2559996328.

The previous prime is 5119992653. The next prime is 5119992673. The reversal of 5119992664 is 4662999115.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319999534 + ... + 319999549.

Almost surely, 2^5119992664 is an apocalyptic number.

It is an amenable number.

5119992664 is a deficient number, since it is larger than the sum of its proper divisors (4479993596).

5119992664 is a wasteful number, since it uses less digits than its factorization.

5119992664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639999089 (or 639999085 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 52.

The square root of 5119992664 is about 71554.1240181165. The cubic root of 5119992664 is about 1723.5469288515.

The spelling of 5119992664 in words is "five billion, one hundred nineteen million, nine hundred ninety-two thousand, six hundred sixty-four".